UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q//U1++iCXVsVbWNDYz/YdAFIIDMx+wr034Te8+kx6g=' 
WHERE 
  key_id = '6ba59b8a3340e7e651b46e1d071d43691cded1142c54a493d385569efc595e07' 
  AND (
    token = 'Q//U1++iCXVsVbWNDYz/YdAFIIDMx+wr034Te8+kx6g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )